Your information rings true, except for the part about his having "sailed" from Michigan. He would have traveled by rail from there to the Port of Embarkation in New York City.
Fifth Infantry Division included 10th Infantry Regiment, plus other elements, of course.
The divison was activated at Fort McLellen, Ala., 16 Oct 39; field trained in Wisc.; moved to Fort Custer, Mich., 13 Dev 40; thence to train inGA,,TN and Ark; returned to Custer, 3 Oct 41; arrived NY P/E, 22 Apr 42; departed 30 Apr 42; (NOTE 1) arrived Iceland, 11 May 42; departed 5 Aug 43; arrived Northern Ireland, 9 Aug 43; departed 7 Jul 44; (NOTE 2) arrived France-ETO, 11 Jul 44; entered Germany, 8 Feb 45; entered Czechlosovakia, 1 May 45;
Campaigns: Normandy, Ardennes-Alsace, Northern France, Rhineland, Central Europe.
Casualties: Killed in Action, 2298 Wounded in Action, 9849 Died from Wounds, 358. Casualty Rate, about 166%.
arrived Boston P/E, 19 Jul 45;(NOTE 3). arrived Camp Campbell, KY, 22 Jul 45 (for re-training for the planned Oct-45 invasion of Japan); inactivated at Campbell, 20 Sep 46.
(NOTE 1. The division would have sailed on one or more of the following vessals; Santa Elana, Santa Rosa, Cathay, Cristobal and/or McAndrews, all a part of an 8-ship convoy).
(NOTE 2. The division was transported in a convoy consisting of 12 Liberty Ships.)
(NOTE 3. Unable to ID their ship/s.)
I hope this helps in your quest.
Let me know if this conforms to your profile/s. OK ?